243664280

素因数分解:

$2^3\times 5^1\times {\mathrm{6091607}}^1$

素因数の和:6091618

約数の個数: 16

約数和(自身を含む): 548244720

約数和(自身を除く): 304580440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6091607, 12183214, 24366428, 30458035, 48732856, 60916070, 121832140, 243664280]

約数ペア:

[(1, 243664280), (2, 121832140), (4, 60916070), (5, 48732856), (8, 30458035), (10, 24366428), (20, 12183214), (40, 6091607)]